DF18CC1-4.194304MHZ-T

Crystals Overview

The DF18CC1-4.194304MHZ-T is a surface-mount MHz crystal from MMD's D Series. It operates at a nominal frequency of 4.194304MHz with a frequency tolerance of ±15ppm and stability of ±30ppm. The component features an 18pF load capacitance and 120 Ohms impedance. It utilizes the HC-49/US package, measuring 11.70mm x 5.00mm. Designed for SMD mounting, it is supplied in tape and reel packaging.

Crystals Feature Summary

• Surface mount design compatible with automated assembly processes
• HC-49/US form factor providing standardized footprint dimensions
• D Series classification indicating specific manufacturing standards

Crystals Applications

• Digital clock signal generation
• Microcontroller oscillator circuits
• Communication interface timing references

Crystals Procurement Notes

Verify the exact part number suffix against official MMD documentation to confirm surface mount configuration and tape-and-reel supply format. Ensure compatibility with the target PCB land pattern for the HC-49/US package. Confirm RoHS compliance status through current manufacturer declarations prior to procurement.

Crystals Selection Notes

Select this component when a precise 4.194304MHz reference is required for surface-mounted designs. Consider the ±15ppm tolerance and 18pF load capacitance requirements of the host circuit. Evaluate the physical constraints of the HC-49/US package against available board space.

Crystals Part Context

This crystal belongs to MMD's D Series lineup, which offers various standard frequencies in surface-mount packages. The DF18CC1 variant specifically addresses applications needing reliable timing signals in compact electronic assemblies without through-hole constraints.

Crystals Replacement Considerations

Cross-reference other MMD D Series crystals with identical 4.194304MHz frequency and 18pF load capacitance. Verify that substitute components match the HC-49/US mechanical dimensions and electrical parameters before integration.